Gecko [ sachasauda.akalacademy.ac.in ]

Name	Size	Permission
assert.awk	382 B	-rw-r--r--
bits2str.awk	327 B	-rw-r--r--
cliff_rand.awk	307 B	-rw-r--r--
ctime.awk	233 B	-rw-r--r--
ftrans.awk	317 B	-rw-r--r--
getopt.awk	2.18 KB	-rw-r--r--
gettime.awk	2.43 KB	-rw-r--r--
group.awk	1.75 KB	-rw-r--r--
join.awk	378 B	-rw-r--r--
libintl.awk	238 B	-rw-r--r--
noassign.awk	425 B	-rw-r--r--
ord.awk	937 B	-rw-r--r--
passwd.awk	1.17 KB	-rw-r--r--
quicksort.awk	1023 B	-rw-r--r--
readable.awk	492 B	-rw-r--r--
rewind.awk	404 B	-rw-r--r--
round.awk	661 B	-rw-r--r--
strtonum.awk	1.43 KB	-rw-r--r--
walkarray.awk	214 B	-rw-r--r--
zerofile.awk	424 B	-rw-r--r--

Name

Size

Permission

Action

assert.awk

382 B

-rw-r--r--

bits2str.awk

327 B

-rw-r--r--

cliff_rand.awk

307 B

-rw-r--r--

ctime.awk

233 B

-rw-r--r--

ftrans.awk

317 B

-rw-r--r--

getopt.awk

2.18 KB

-rw-r--r--

gettime.awk

2.43 KB

-rw-r--r--

group.awk

1.75 KB

-rw-r--r--

join.awk

378 B

-rw-r--r--

libintl.awk

238 B

-rw-r--r--

noassign.awk

425 B

-rw-r--r--

ord.awk

937 B

-rw-r--r--

passwd.awk

1.17 KB

-rw-r--r--

quicksort.awk

1023 B

-rw-r--r--

readable.awk

492 B

-rw-r--r--

rewind.awk

404 B

-rw-r--r--

round.awk

661 B

-rw-r--r--

strtonum.awk

1.43 KB

-rw-r--r--

walkarray.awk

214 B

-rw-r--r--

zerofile.awk

424 B

-rw-r--r--

Code Editor : strtonum.awk

# mystrtonum --- convert string to number

#
# Arnold Robbins, arnold@skeeve.com, Public Domain
# February, 2004

function mystrtonum(str,        ret, chars, n, i, k, c)
{
    if (str ~ /^0[0-7]*$/) {
        # octal
        n = length(str)
        ret = 0
        for (i = 1; i <= n; i++) {
            c = substr(str, i, 1)
            if ((k = index("01234567", c)) > 0)
                k-- # adjust for 1-basing in awk

ret = ret * 8 + k
        }
    } else if (str ~ /^0[xX][[:xdigit:]]+/) {
        # hexadecimal
        str = substr(str, 3)    # lop off leading 0x
        n = length(str)
        ret = 0
        for (i = 1; i <= n; i++) {
            c = substr(str, i, 1)
            c = tolower(c)
            if ((k = index("0123456789", c)) > 0)
                k-- # adjust for 1-basing in awk
            else if ((k = index("abcdef", c)) > 0)
                k += 9

ret = ret * 16 + k
        }
    } else if (str ~ \
  /^[-+]?([0-9]+([.][0-9]*([Ee][0-9]+)?)?|([.][0-9]+([Ee][-+]?[0-9]+)?))$/) {
        # decimal number, possibly floating point
        ret = str + 0
    } else
        ret = "NOT-A-NUMBER"

return ret
}

# BEGIN {     # gawk test harness
#     a[1] = "25"
#     a[2] = ".31"
#     a[3] = "0123"
#     a[4] = "0xdeadBEEF"
#     a[5] = "123.45"
#     a[6] = "1.e3"
#     a[7] = "1.32"
#     a[7] = "1.32E2"
# 
#     for (i = 1; i in a; i++)
#         print a[i], strtonum(a[i]), mystrtonum(a[i])
# }

${this.title}

Code Editor : strtonum.awk